Scientific American Inventions and Discoveries, p | — Appratus for Mixing a Liquid With a Gas, granted August 22, 1939 |
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Core, Jim, Rosalie Marion Bliss, and Alfredo Flores |
46613, issued on November 23, 1926• — Valve Mechanism for Dispensing Gases and Liquids Under Pressure; application September 28, 1969, issued March 17, 1953• McGrath Editor , Bridget E.
— Appratus for Mixing a Liquid With a Gas, granted August 22, 1939 | Clean Air Act Amendments of 1977 , p |
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Clean Air Act Amendments of 1977 , p | United Nations Audiovisual Library of International Law |